<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
</head>
<body>
<div>Sample audio files taken from: https://www.w3schools.com</div>

<div>
<audio controls src="horse.mp3">
  Your browser does not support the audio element.
</audio>
</div>

<div>
<audio controls>
  <source src="horse.ogg" type="audio/ogg">
  <source src="horse.mp3" type="audio/mpeg">
  <track kind="captions" label="English captions" src="horse_en.vtt" srclang="en" default></track>
  <track kind="captions" label="中文標題" src="horse_zh.vtt" srclang="zh"></track>
  Your browser does not support the audio element.
</audio>
</div>
</body>
</html>
